1.

FOR_A_GIVEN_OPTICAL_FIBER_COMMUNICATION_SYSTEM,_P_(E)_=10-9,ZM=_20.7,_F_=_2.9‚ÄÖ√†√∂‚Àւ•1014,_‚ÂÀ√≠‚ÄÖ√†√´=_1._FIND_THE_MINIMUM_PULSE_ENERGY_OR_QUANTUM_LIMIT.?$#

A. 3.9√ó10<sup>-18</sup>
B. 4.2√ó10<sup>-18</sup>
C. 6.2√ó10<sup>-14</sup>
D. 7.2√ó10<sup>-14</sup>
Answer» B. 4.2‚Äö√†√∂‚àö‚â•10<sup>-18</sup>


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